Home / 54,850.12-75,693.22-29,699.56

Finding the Fourth Proportional to 54,850.12, 75,693.22 and 29,699.56

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Solution

The fourth proportional to 54,850.12, 75,693.22 and 29,699.56 is: 40,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,850.12 : 75,693.22 = 29,699.56 : x
  2. Step 2: Convert to fraction form
    54,850.12/75,693.22 = 29,699.56/x
  3. Step 3: Cross multiply
    54,850.12x = 75,693.22 × 29,699.56
  4. Step 4: Simplify right side
    54,850.12x = 2,248,055,328.98
  5. Step 5: Solve for x
    x = 2,248,055,328.98/54,850.12
  6. Step 6: Final answer
    x = 40,985.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.